CN209605998U - A kind of oil pressure detecting system - Google Patents
A kind of oil pressure detecting system Download PDFInfo
- Publication number
- CN209605998U CN209605998U CN201920310893.8U CN201920310893U CN209605998U CN 209605998 U CN209605998 U CN 209605998U CN 201920310893 U CN201920310893 U CN 201920310893U CN 209605998 U CN209605998 U CN 209605998U
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- CN
- China
- Prior art keywords
- level sensor
- liquid level
- oil pressure
- signal
- fuel tank
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model discloses a kind of oil pressure detecting systems, detection for oversize vehicle oil pressure is alarmed, comprising: liquid level sensor, the liquid level sensor is for detecting oil pressure in fuel tank, mounting base is set on the fuel tank, and the liquid level sensor is bolted in mounting base；Microprocessor for receiving the signal of liquid level sensor measurement, and is carried out signal processing；Processor is sent in gsm module and/or micro- reservoir for acquiring the signal of microprocessor processes, and after being processed to；Signal transmission is carried out by mobile communication between the processor and gsm module and/or micro- reservoir.The utility model by fuel tank install a liquid level sensor, be mainly used for the measurement of liquid position in case, have it is compact-sized, control it is sensitive, the features such as simple, is installed.
Description
Technical field
The utility model relates to a kind of heavy truck and big machinery vehicular field more particularly to a kind of band oil pressure detection oil
The alarm system of case.
Background technique
Existing heavy truck and big machinery vehicle have a more complicated oil hydraulic system, and oil hydraulic system requires machine
Oil is used as liquid charging stock, and therefore, medium-and-large-sized motor vehicles and machines require a big sump.
None high-precision liquid level detection device of fuel tank upper end at present is controlled or is reported to liquid position in case in time
Alert, the Shortcomings in terms of convenience, rapidity, stability and precision are easy to appear hydraulic motor and are emptied the hair that causes the accident
It is raw.
Summary of the invention
A kind of oil pressure detecting system is provided in order to overcome the above-mentioned deficiency in the prior art, it can pass through liquid level sensor
Measure liquid position in fuel tank, and then liquid-level pressure calculated according to density, liquid level detection device to liquid position in case into
Row measurement, can also be calculated the sizes values of oil pressure at any time.
To realize the effect, the utility model is achieved through the following technical solutions:
A kind of oil pressure detecting system, the detection for oversize vehicle oil pressure are alarmed, comprising:
Liquid level sensor, the liquid level sensor are used to detect oil pressure in fuel tank, and mounting base is arranged on the fuel tank, described
Liquid level sensor is bolted in mounting base；
Microprocessor for receiving the signal of liquid level sensor measurement, and is carried out signal processing；
Processor is sent to gsm module and/or micro- storage for acquiring the signal of microprocessor processes, and after being processed to
In storage；
Signal transmission is carried out by mobile communication between the processor and gsm module and/or micro- reservoir.
Further, it when the liquid level sensor is contact liquid level sensor, is also set in the mounting base of the fuel tank
There is measured hole, the measurement end of the liquid level sensor is entered in fuel tank by measured hole, and the other end of the liquid level sensor is logical
It crosses flange and the bolt is fixed in the mounting base of fuel tank.Contact liquid level sensor is selected, it can directly and liquid
Contact, needs to increase measured hole at this time, has exquisite structure, the advantages such as simple adjustment and flexible mounting means.
Further, seal washer is additionally provided between the flange and the cabinet of fuel tank, the thickness of the seal washer is big
In equal to 5mm.By seal washer, leakproofness is improved.
Further, the microprocessor and processor are welded on same pcb board, and the mounting base side is equipped with reserved
Hole, the pcb board is by screw welding in the side of the mounting base.Other than car body controlling system, the PCB that is separately provided
Plate is welded in mounting base, close apart from fuel tank position, will not influence other parts, more convenient to use.
Further, when selecting contactless liquid level sensor, the liquid level sensor is radar level sensor.Thunder
Have advantage same with laser measurement principle up to liquid level sensor, and do not influenced by measuring medium, by external environment shadow
Sound is smaller, calibrates without repeating.
Further, the microprocessor includes electronic circuit, signal processing circuit and is used for electronic circuit and letter
The power circuit of number processing circuit power supply, the electronic circuit connects with liquid level sensor and signal processing circuit respectively, letter
The signal of processing is transferred to processor by number processing circuit.By electronic circuit, it is mainly used for receiving electric signal, and signal
Processing circuit is then processed into voltage signal, sends subsequent processor to.
Further, the processor includes power module, signal acquisition module and signal processing module, the signal
Acquisition module is used to acquire the signal of signal processing circuit processing and is sent to gsm module and/or micro- reservoir after being processed to,
The power module is respectively used to power to gsm module, signal acquisition module and signal processing module.Wherein, signal processing
Module carries out data processing and voltage signal is handled to and judged whether low on fuel, and calculate to oil mass value and send to slightly
Reservoir and/or GSM terminal module, data of the user by the pico- reservoir of reading and GSM terminal module, i.e., knowable oil
Whether amount is enough.
It further, further include mobile phone terminal, the mobile phone terminal is connect with the gsm module mobile communication.Connect hand
Machine terminal, it is therefore an objective to oil mass be informed by user in a manner of short message gsm module, user is facilitated to refuel in advance.
The beneficial effects of the utility model are as follows:
In the utility model, by increasing mounting base on fuel tank, then a liquid level sensor, the liquid are installed in it
Level sensor can accurately measure hydraulic, while user judges whether fuel tank fuel quantity fills by calculating available level value
Foot, plays reminding effect.
Oil pressure detecting system in the utility model can detect oil pressure in time, at the same have it is compact-sized, control it is sensitive,
The features such as simple, is installed；It realizes and reminds user, and then user shuts down in time, being achieved, which prevents hydraulic motor to be emptied, causes the accident
It sends out therefore occurs.
Detailed description of the invention
Fig. 1 is a kind of circuit diagram of oil pressure detecting system provided by the utility model；
Fig. 2 is the working principle diagram of microprocessor provided by the utility model；
Fig. 3 is the working principle diagram of processor provided by the utility model.
Fig. 4 is a kind of structural schematic diagram of oil pressure detecting system provided by the utility model；
In figure:
1, gsm module；2, mobile phone；3, liquid level sensor；4, microprocessor；4-1, power circuit；4-2, electronic circuit；4-
3, signal processing circuit；5, processor；5-1, power module；5-2, signal acquisition module；5-3, signal processing module；6, micro- storage
Storage；7, fuel tank；8, flange；9, bolt；10, seal washer.
Specific embodiment
The utility model is described in detail in each embodiment shown in reference to the accompanying drawing, but it should be stated that,
These embodiments are not limitation of the utility model, those of ordinary skill in the art according to these embodiments made by function
Energy, method or equivalent transformation or substitution in structure, belong within the protection scope of the utility model.
Embodiment 1
Refering to fig. 1 shown in -4, a kind of oil pressure detecting system provided in this embodiment is mainly used for the oversize vehicles such as heavy truck,
It includes gsm module 1, liquid level sensor 3, microprocessor 4, processor 5, micro- reservoir 6；Wherein, gsm module 1 and micro- storage
Storage 6 can only exist one, can also both exist, and by micro- reservoir 6, can be placed in terminal device, then
For storing data, in order to later period inspection, and the mobile phone that gsm module 1 then needs and matches carries out SMS message transmission, to inform
User's oil mass information.
Wherein, liquid level sensor 3(can also be referred to as static pressure liquid level meter/fluid level transmitter/liquid level sensor/water level biography
Sensor), it is a kind of pressure sensor for measuring liquid level.Static pressure throw-in type liquid transmitter (liquidometer) is quiet based on surveyed liquid
The principle proportional to the height of the liquid is pressed, using external advanced isolated form diffusion silicon-sensitive element or ceramic capacitive pressure
Static pressure is converted to electric signal by sensitive sensor, and using temperature-compensating and linear amendment, it is (general to be converted to standard electric signal
For 4 ~ 20mA/1 ~ 5VDC).I.e. it can directly measure liquid level, meanwhile, pass through formula: density=quality ÷ volume is wherein, close
Degree is the density and formula P=ρ gh of oil；In conjunction with the volume v of fuel tank, fuel-displaced pressure can be calculated.Measuring liquid level
Afterwards, oil pressure can be calculated.
In actual use, mounting base is set on fuel tank 7, the liquid level sensor 3 is fixed on mounting base by bolt 9
On, it avoids in truck movement, liquid level sensor 3 is mobile, influences the accuracy of measurement data.
Wherein, mounting base is specially flute profile, and directly liquid level sensor 3 is fixed in flute profile, it is of course also possible to be
Position reserved in advance in the preparation of fuel tank 7 of aluminum, can also be aluminum fuel tank be recessed in advance formed (need to meet fuel tank body
Product is constant).
Specifically, the cross section of flute profile can be the various structures such as square, circle, flower-shape.Meanwhile mounting base inside groove
Shape structure is greater than the volume of liquid level sensor 3, i.e., is arranged between mounting base and liquid level sensor and has the gap, on the one hand, can be with
Increase other small devices, on the other hand, once oil liquid is flowed out from the position of mounting base, tank surface, Bu Huixiang will not be first flowed into
Outer leakage.
Microprocessor 4 in the present embodiment for receiving the signal of the measurement of liquid level sensor 3, and is carried out at signal
Reason；And the signal that processor 5 is then handled for acquiring microprocessor 4, and gsm module 1 and/or micro- storage are sent to after being processed to
In storage 6；And signal transmission is carried out by mobile communication between processor 5 and gsm module 1 and/or micro- reservoir 6.
Since gsm module 1 is that GSM radio frequency chip, baseband processing chip, micro- reservoir, power discharging device etc. are integrated in one
On block wiring board, there is independent operating system, GSM radio frequency processing, Base-Band Processing and the functional module of standard interface is provided.Therefore
It can be connect with other terminal devices, realize the communication of data, and micro- reservoir 6 is then store function, it can also be direct
It is placed in terminal device such as mobile phone, and by means of terminal device, user can be directly obtained oil pressure, and then realize oil level
Detection.And by simply calculating, the detection of oil level can be realized, without extra equipment, structure installation is also simple.
It is well known that gsm module have send SMS messaging, voice communication, GPRS data transmission etc. based on GSM network into
All basic functions of row communication.Briefly, gsm module adds keyboard, display screen and battery, is exactly a mobile phone.Still
The mobile phone 2 of itself and user can be attached, or directly adopt the gsm module in user mobile phone, realize oil level with
When monitor, and then realize oil pressure detection.
Embodiment 2
Referring to shown in attached drawing 1, on the basis of the above embodiments, in the present embodiment, using contact liquid level sensor, this
When, the measurement end needs of sensor are contacted with oil liquid, therefore need to open up measured hole in the mounting base of fuel tank 7 (i.e. in mounting base
Bottom providing holes), the measurement end of liquid level sensor 3 is entered in fuel tank 7 by measured hole, the other end of the liquid level sensor 3
It is fixed in the mounting base of fuel tank 7 by flange 8 and bolt 9.With exquisite structure, simple adjustment and flexible installation
The advantages such as mode.
In the present embodiment, microprocessor 4 and processor 5 are welded on same pcb board, are then equipped in mounting base side
Preformed hole, the pcb board (may be mounted inside, also may be mounted at outer by screw welding in the side of the mounting base
Side).
In the present embodiment, other than car body controlling system, the pcb board being separately provided is welded in mounting base, distance oil
Case position is close, will not influence other parts, more convenient to use when being used for oil level detection.
Embodiment 3
As the further improvement of embodiment 1, in the present embodiment, contactless liquid level sensor is selected, at this time the liquid
Level sensor 3 is radar level sensor.Radar level sensor has advantage same with laser measurement principle, and not by
The influence of measuring medium, it is smaller by external environment influence, it is calibrated without repeating.
In the present embodiment, microprocessor 4 includes electronic circuit 4-2, signal processing circuit 4-3 and is used for electronic circuit
The power circuit 4-1 of 4-2 and signal processing circuit 4-3 power supply, electronic circuit 4-2 is respectively and at liquid level sensor 3 and signal
Circuit 4-3 connection is managed, the signal of processing is transferred to processor 5 by signal processing circuit 4-3.
Wherein, the signal processing circuit 4-3 is made of 4716 capture card of USB；At the electronic circuit 4-2, signal
Reason circuit 4-3 is connect with power circuit 4-1；The electronic circuit is connect with signal processing circuit；Liquid level sensor 3 and electric wire
Road 4-2 connection.
In the present embodiment, the processor 5 includes power module 5-1, signal acquisition module 5-2 and signal processing module
5-3, the signal acquisition module 5-2 are used to acquire the signal of signal processing circuit 4-3 processing and are sent to GSM after being processed to
Module 1 and/or micro- reservoir 6, the power module 5-1 are respectively used to gsm module 1, signal acquisition module 5-2 and signal
Processing module 5-3 power supply.
The principle of the present embodiment are as follows: liquid level sensor 3 receives the microwave pulse of reflection and is transmitted to electronic circuit 4-
2, signal processing circuit 4-3 carry out processing to this signal and are converted to voltage signal, pass to processor 5, and power circuit 4-1
Electricity is provided for electronic circuit 4-2, signal processing circuit 4-3.
In processor 5, signal acquisition module 5-2 is acquired the signal processing circuit 4-3 voltage signal converted, and passes through
It crosses signal processing module 5-3 progress data processing and voltage signal is handled to and judged whether low on fuel, and oil mass value is carried out
Calculating sends micro- reservoir 6 to, gsm module 1 is stored respectively, and car owner's mobile phone 2 is finally sent in a manner of short message.
Embodiment 4
As the further improvement of embodiment 2, in the present embodiment, gasket is additionally provided between flange 8 and the cabinet of fuel tank 7
The thickness of circle 10, the seal washer 10 is more than or equal to 5mm.
As the further improvement of embodiment 1, then seal washer 10 is set between mounting base and fuel tank 7.
The thickness of seal washer 10 is set greater than equal to 10mm, mainly considers to facilitate placement, while cannot occupy too
More volumes.
In the present embodiment, the outer surface of seal washer 10 is arranged several striated structures, just in case oil liquid from mounting base or
The positions such as flange are exposed, and striated structure can increase friction, mounting base is avoided to loosen, influence using.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the protection scope of the utility model.
Claims (8)
1. a kind of oil pressure detecting system, the detection for oversize vehicle oil pressure is alarmed characterized by comprising
Peace is arranged on the fuel tank (7) for detecting fuel tank (7) interior oil pressure in liquid level sensor (3), the liquid level sensor (3)
Seat is filled, the liquid level sensor (3) is fixed in mounting base by bolt (9)；
Microprocessor (4) for receiving the signal of liquid level sensor (3) measurement, and is carried out signal processing；
Processor (5), for acquire microprocessor (4) processing signal, and be sent to after being processed to gsm module (1) and/or
In micro- reservoir (6)；
Signal transmission is carried out by mobile communication between the processor (5) and gsm module (1) and/or micro- reservoir (6).
2. a kind of oil pressure detecting system according to claim 1, which is characterized in that connect when the liquid level sensor (3) are
When touch liquid level sensor, measured hole, the measurement end of the liquid level sensor (3) are additionally provided in the mounting base of the fuel tank (7)
Entered in fuel tank (7) by measured hole, the other end of the liquid level sensor (3) is fixed on by flange (8) and bolt (9)
In the mounting base of fuel tank (7).
3. a kind of oil pressure detecting system according to claim 2, which is characterized in that the microprocessor (4) and processor
(5) it is welded on same pcb board, the mounting base side is equipped with preformed hole, and the pcb board is by screw welding in the installation
The side of seat.
4. a kind of oil pressure detecting system according to claim 2, which is characterized in that the case of the flange (8) and fuel tank (7)
It is additionally provided between body seal washer (10), the thickness of the seal washer (10) is more than or equal to 5mm.
5. a kind of oil pressure detecting system according to claim 1, which is characterized in that when selection contactless liquid level sensor
(3) when, the liquid level sensor (3) is radar level sensor.
6. a kind of oil pressure detecting system according to claim 1, which is characterized in that the microprocessor (4) includes electronics
Route (4-2), signal processing circuit (4-3) and the electricity for powering to electronic circuit (4-2) and signal processing circuit (4-3)
Source circuit (4-1), the electronic circuit (4-2) connect with liquid level sensor (3) and signal processing circuit (4-3) respectively, letter
The signal of processing is transferred to processor (5) by number processing circuit (4-3).
7. a kind of oil pressure detecting system according to claim 6, which is characterized in that the processor (5) includes power supply mould
Block (5-1), signal acquisition module (5-2) and signal processing module (5-3), the signal acquisition module (5-2) is for acquiring
The signal of signal processing circuit (4-3) processing is simultaneously sent to gsm module (1) and/or micro- reservoir (6) after being processed to, described
Power module (5-1) is respectively used to power to gsm module (1), signal acquisition module (5-2) and signal processing module (5-3).
8. a kind of oil pressure detecting system described in one of -7 according to claim 1, which is characterized in that it further include mobile phone terminal, institute
Mobile phone terminal is stated to connect with the gsm module (1) mobile communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920310893.8U CN209605998U (en) | 2019-03-12 | 2019-03-12 | A kind of oil pressure detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920310893.8U CN209605998U (en) | 2019-03-12 | 2019-03-12 | A kind of oil pressure detecting system |
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| Publication Number | Publication Date |
|---|---|
| CN209605998U true CN209605998U (en) | 2019-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920310893.8U Expired - Fee Related CN209605998U (en) | 2019-03-12 | 2019-03-12 | A kind of oil pressure detecting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827699A (en) * | 2019-03-12 | 2019-05-31 | 陕西德仕汽车部件（集团）有限责任公司 | A kind of oil pressure detecting system |
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2019
- 2019-03-12 CN CN201920310893.8U patent/CN209605998U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827699A (en) * | 2019-03-12 | 2019-05-31 | 陕西德仕汽车部件（集团）有限责任公司 | A kind of oil pressure detecting system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191108 Termination date: 20200312 |